Greenhaus Education and Other "Effects"

I hadn't really thought about QR code use in educational settings until my recent exposure and personal experience with a new app. EDU + , released by Casio to support their Classwiz scientific calculator . It got me interested in how QR codes are being utilized in classroom settings. In my research I have found some interesting suggestions for using QR codes in education. Steven.Anderson has some great postings and links about QR coding ,which led me to several articles and resources. One in particular, Tom Barrett's slide show on " 40 Interesting Ways to use QR Codes in the Classroom " gave me insight into the possibilities of QR codes for teaching and learning. I particularly liked idea #7 of adding QR codes to word documents for students to check their answers. He has 40, so it's worth a look! Basically, QR codes are information - up to 4000 characters. QR codes can be used to link students to more information (reviews, pictures, graphs). Embedding QR c...